Change base/file_utils.h includes to base/files/file_utils.h in chrome/

chrome/browser/ui/cocoa/extensions/extension_installed_bubble_controller_unittest.mm

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #import <Cocoa/Cocoa.h>
 
 #include "base/basictypes.h"
 #include "base/command_line.h"
-#include "base/file_util.h"
 #include "base/files/file_path.h"
+#include "base/files/file_util.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/path_service.h"
 #include "base/values.h"
 #include "chrome/browser/extensions/extension_service.h"
 #include "chrome/browser/extensions/test_extension_system.h"
 #import "chrome/browser/ui/browser_window.h"
 #include "chrome/browser/ui/cocoa/cocoa_profile_test.h"
 #import "chrome/browser/ui/cocoa/extensions/extension_installed_bubble_controller.h"
 #import "chrome/browser/ui/cocoa/info_bubble_window.h"
 #include "chrome/common/chrome_paths.h"
@@ skipping 283 matching lines @@
   int minHeight = extension_installed_bubble::kIconSize +
     (2 * extension_installed_bubble::kOuterVerticalMargin);
   EXPECT_GT(height, minHeight);
 
   // Make sure the "show me" link is visible.
   EXPECT_FALSE([[controller appInstalledShortcutLink] isHidden]);
 
   [controller close];
 }